64581555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{547}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 109845504

約数和(自身を除く): 45263949

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 463, 547, 1389, 1641, 2315, 2735, 6945, 7871, 8205, 9299, 23613, 27897, 39355, 46495, 118065, 139485, 253261, 759783, 1266305, 3798915, 4305437, 12916311, 21527185, 64581555]

約数ペア:

[(1, 64581555), (3, 21527185), (5, 12916311), (15, 4305437), (17, 3798915), (51, 1266305), (85, 759783), (255, 253261), (463, 139485), (547, 118065), (1389, 46495), (1641, 39355), (2315, 27897), (2735, 23613), (6945, 9299), (7871, 8205)]